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-rw-r--r--llvm/lib/Target/PowerPC/PPCScheduleP7.td3
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCScheduleP7.td b/llvm/lib/Target/PowerPC/PPCScheduleP7.td
index d3e426975ec..00aa834ca4b 100644
--- a/llvm/lib/Target/PowerPC/PPCScheduleP7.td
+++ b/llvm/lib/Target/PowerPC/PPCScheduleP7.td
@@ -380,6 +380,9 @@ def P7Model : SchedMachineModel {
// Itineraries are queried instead.
let MispredictPenalty = 16;
+ // Try to make sure we have at least 10-11 dispatch groups in a loop.
+ let LoopMicroOpBufferSize = 44;
+
let Itineraries = P7Itineraries;
}
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